Word Study
saponaceous
CIDE DICTIONARY
saponaceous, a. [L. sapo, -onis, soap, of Teutonic origin, and akin to E. soap. See Soap.].
Resembling soap; having the qualities of soap; soapy. [1913 Webster]
" Saponaceous bodies are compounds of an acid and a base, and are in reality a kind of salt." [1913 Webster]
OXFORD DICTIONARY
saponaceous, adj.
1 of, like, or containing soap; soapy.
2 joc. unctuous; flattering.
1 of, like, or containing soap; soapy.
2 joc. unctuous; flattering.
Etymology
mod.L saponaceus f. L sapo -onis soap
ROGET THESAURUS
saponaceous
Unctuousness
N unctuousness, unctuosity, lubricity, ointment, anointment, lubrication, unctuous, oily, oleaginous, adipose, sebaceous, unguinous, fat, fatty, greasy, waxy, butyraceous, soapy, saponaceous, pinguid, lardaceous, slippery.For further exploring for "saponaceous" in Webster Dictionary Online